Nathasilo, Phrapalad Teerapat. “SAPPURISTHAM AND SELF-MANAGEMENT IN THE AGE OF CORONA VIRUS DISEASE (COVID-19)”. Journal of MCU Nakhondhat 8, no. 6 (May 31, 2021): 123–135. Accessed April 25, 2024. https://so03.tci-thaijo.org/index.php/JMND/article/view/252701.